<script setup>
import { Edit, Delete } from '@element-plus/icons-vue'
import { ref } from 'vue'
import { ElMessage, ElMessageBox } from 'element-plus'
import {
  articleCategoryService,
  addArticleCategoryService,
  updateService,
  deleteService,
} from '../../api/article'

const categorys = ref([])
// 弹框标题
const title = ref('')
//控制添加分类弹窗
const dialogVisible = ref(false)
//添加分类数据模型

// 分类表单模型
const categoryModel = ref({
  categoryName: '',
  categoryAlias: '',
  id: 0,
})

//添加分类表单校验
const rules = {
  categoryName: [
    { required: true, message: '请输入分类名称', trigger: 'blur' },
    {
      required: true,
      min: 1,
      max: 10,
      message: '请输入请输入分类名称',
      trigger: 'blur',
    },
  ],
  categoryAlias: [
    { required: true, message: '请输入分类别名', trigger: 'blur' },
    {
      required: true,
      min: 1,
      max: 10,
      message: '请输入分类别名',
      trigger: 'blur',
    },
  ],
}

//显示分类列表信息
const articleCategoryList = async () => {
  let res = await articleCategoryService()
  categorys.value = res.data
}

// 添加分类弹窗
const addCategory = async () => {
  let res = await addArticleCategoryService(categoryModel.value)
  if (res) {
    ElMessage.success(res.message ? res.message : '添加成功，主人')
    articleCategoryList()
    dialogVisible.value = false
  } else {
    ElMessage.error(res.message ? res.message : '很可惜，主人，添加失败了')
  }
}

// 修改是弹窗展示编辑原信息
const showCategory = (row) => {
  // 放在组件里不需要.value ,放在scrpit体内就要
  dialogVisible.value = true
  title.value = '修改分类'
  categoryModel.value.categoryName = row.categoryName
  categoryModel.value.categoryAlias = row.categoryAlias
  categoryModel.value.id = row.id
  // 不能这样子，两个数据绑定了，一个变化，另一个一起变化
  // categoryModel.value = row
}

//编辑分类
const editCategory = async () => {
  let res = await updateService(categoryModel.value)
  ElMessage.success(res.message ? res.message : '文章类别修改成功，主人')
  articleCategoryList()
  dialogVisible.value = false
}
//添加时清空表单数据
const clearForm = () => {
  dialogVisible.value = true
  title.value = '添加分类'
  categoryModel.value.categoryName = ''
  categoryModel.value.categoryAlias = ''
}
//删除分类
const deleteCategory = async (row) => {
  ElMessageBox.confirm('主人，您确定要删除这个类别吗', '注意', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning',
  })
    .then(async () => {
      let res = await deleteService(row.id)
      articleCategoryList()
      dialogVisible.value = false
      ElMessage({
        type: 'success',
        message: res.message ? res.message : '类别删除成功，我的主人',
      })
    })
    .catch(() => {
      ElMessage({
        type: 'info',
        message: '删除已取消',
      })
    })
}

articleCategoryList()
</script>

<template>
  <el-card class="page-container">

    
    <template #header>
      <div class="header">
        <span>文章分类</span>
        <div class="extra">
          <el-button @click="clearForm" type="primary">添加分类</el-button>
        </div>
      </div>
    </template>

    <!-- 添加分类弹窗 -->
    <el-dialog v-model="dialogVisible" :title="title" width="30%">
      <el-form :model="categoryModel" :rules="rules" label-width="100px" style="padding-right: 30px">
        <el-form-item label="分类名称" prop="categoryName">
          <el-input v-model="categoryModel.categoryName" minlength="1" maxlength="10"></el-input>
        </el-form-item>
        <el-form-item label="分类别名" prop="categoryAlias">
          <el-input v-model="categoryModel.categoryAlias" minlength="1" maxlength="15"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="dialogVisible = false">取消</el-button>
          <el-button type="primary" @click="title == '添加分类' ? addCategory() : editCategory()">
            确认
          </el-button>
        </span>
      </template>
    </el-dialog>

    <!-- 列表 -->

    <el-table :data="categorys" style="width: 100%">
      <el-table-column label="序号" width="100" type="index"> </el-table-column>
      <el-table-column label="分类名称" prop="categoryName"></el-table-column>
      <el-table-column label="分类别名" prop="categoryAlias"></el-table-column>
      <el-table-column label="操作" width="100">
        <template #default="{ row }">
          <el-button :icon="Edit" circle plain type="primary" @click="showCategory(row)"></el-button>
          <el-button :icon="Delete" circle plain type="danger" @click="deleteCategory(row)"></el-button>
        </template>
      </el-table-column>
      <template #empty>
        <el-empty description="没有数据" />
      </template>
    </el-table>
  </el-card>
</template>

<style lang="scss" scoped>
.page-container {
  min-height: 100%;
  box-sizing: border-box;

  .header {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
}
</style>
